#FF6B6B
#FFD93D
#6BCB77
#4D96FF
#EF476FBlush
#FFD166Saffron
#06D6A0Eucalyptus
#118AB2Steel Blue
Building Blocks is a vivid complementary color palette tagged kids, vibrant, pink. Near-complementary hues (about 178° apart) make this a high-contrast, attention-grabbing combination. Saturation runs high, so use the brightest color sparingly and let the others carry the surface area. Warm and cool hues are mixed, which adds depth.
Color codes click any value to copy
| Swatch | Name | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|---|
| Blush | #EF476F | rgb(239, 71, 111) | hsl(346, 84%, 61%) | oklch(64.8% 0.204 11) | |
| Saffron | #FFD166 | rgb(255, 209, 102) | hsl(42, 100%, 70%) | oklch(88.0% 0.135 86) | |
| Eucalyptus | #06D6A0 | rgb(6, 214, 160) | hsl(164, 95%, 43%) | oklch(77.7% 0.160 167) | |
| Steel Blue | #118AB2 | rgb(17, 138, 178) | hsl(195, 83%, 38%) | oklch(59.2% 0.112 228) |
Why it works and how to use it
It works because the lightness steps are gentle (38% to 70%), which keeps the mood consistent from edge to edge. Try it for children's products and playful apps.
- Background: Saffron (#FFD166) is the lightest color, so it belongs on large surfaces.
- Text: Steel Blue (#118AB2) on #FFD166 gives 2.75:1, so pair it with a darker neutral for body copy.
- Primary: Eucalyptus (#06D6A0) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Blush (#EF476F) for highlights, badges and hover states.
No pair inside the palette reaches 4.5:1, so add black or white for body text.
Preview on a real UI see how the palette feels in context
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Design faster with Building Blocks
A palette preview that turns four colors into a page, so you can judge hierarchy, contrast and mood before you commit.
Primary action SecondaryCard title
Card title
Card title
Roles are assigned by lightness.
Color blindness simulation
#EF476F
#FFD166
#06D6A0
#118AB2
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#FFD166 on #118AB2 | Aa | 2.75:1 | Fail |
#EF476F on #FFD166 | Aa | 2.51:1 | Fail |
#06D6A0 on #118AB2 | Aa | 2.1:1 | Fail |
#EF476F on #06D6A0 | Aa | 1.92:1 | Fail |
#FFD166 on #06D6A0 | Aa | 1.31:1 | Fail |
#EF476F on #118AB2 | Aa | 1.09:1 | Fail |
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